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Paracestracion
Taxonomy
Paracestracion was named by Koken in Zittel (1911).
It was assigned to Heterodontidae by Underwood (2002), Underwood and Ward (2004), Kriwet (2008), Kriwet et al. (2009) and Guinot et al. (2014).
It was assigned to Heterodontidae by Underwood (2002), Underwood and Ward (2004), Kriwet (2008), Kriwet et al. (2009) and Guinot et al. (2014).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1911 | Paracestracion Koken in Zittel |
| 2002 | Paracestracion Underwood |
| 2004 | Paracestracion Underwood and Ward p. 460 |
| 2008 | Paracestracion Kriwet p. 236 |
| 2009 | Paracestracion Kriwet et al. p. 320 |
| 2014 | Paracestracion Guinot et al. p. 69 |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
G. †Paracestracion Koken in Zittel 1911
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†Paracestracion bellis Underwood and Ward 2004
†Paracestracion falcifer Wagner 1857
†Paracestracion pectinatus Guinot et al. 2014
†Paracestracion sarstedensis Thies 1983
†Paracestracion viohli Kriwet 2008
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, subp = subphylum | |||||
| References: Carroll 1988, Wagner 2023, Hendy et al. 2009 | |||||
Age range: base of the Thouarsense to the top of the Early/Lower Valanginian or 180.10000 to 136.40000 Ma
Collections (9 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Variabilis | Luxembourg | P. sp. (141384) | |
| Thouarsense | Luxembourg | P. sp. (141386 141389) | |
| Aalenian | Germany | Heterodontus sarstedtensis (137168) | |
| Early/Lower Bajocian | France (Grand Est) | P. sp. (179498) | |
| Late/Upper Bathonian | United Kingdom (England) | P. sp. (91449) | |
| Late/Upper Kimmeridgian | Germany (Bayern) | P. viohli (59175) | |
| Late/Upper Kimmeridgian - Early/Lower Tithonian | United Kingdom (England) | P. falcifer (140224) | |
| Early/Lower Valanginian | France (Gard) | P. pectinatus (213631) |